# -*- coding: utf-8 -*-
# TencentBlueKing is pleased to support the open source community by making
# 蓝鲸智云 - PaaS 平台 (BlueKing - PaaS System) available.
# Copyright (C) 2017 THL A29 Limited, a Tencent company. All rights reserved.
# Licensed under the MIT License (the "License"); you may not use this file except
# in compliance with the License. You may obtain a copy of the License at
#
#     http://opensource.org/licenses/MIT
#
# Unless required by applicable law or agreed to in writing, software distributed under
# the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
# either express or implied. See the License for the specific language governing permissions and
# limitations under the License.
#
# We undertake not to change the open source license (MIT license) applicable
# to the current version of the project delivered to anyone in the future.

from django.db.models.signals import post_save
from django.dispatch import receiver

from paas_wl.bk_app.applications.models import Config, WlApp


@receiver(post_save, sender=WlApp)
def on_app_created(sender, instance, created, *args, **kwargs):
    """Do extra things when an app was created"""
    if created:
        create_initial_config(instance)


def create_initial_config(app: WlApp):
    """Make sure the initial Config was created"""
    try:
        app.config_set.latest()
    except Config.DoesNotExist:
        Config.objects.create(app=app, owner=app.owner, runtime={})
